Wirk (physics)

Wirk
A basebaw pitcher daes positive wirk on the baw bi applyin a force tae it ower the distance it muives while in his grip.
Common seembols	W
SI unit	joule (J)
In SI base units	1 kg⋅m2/s2
Derivations frae other quantities	W = F ⋅ s W = τ θ

In physics, a force is said tae dae wirk if, when actin on a body, there is a displacement o the pynt o application in the direction o the force.

Units

The SI unit o wirk is the joule (J), named after yer man James Prescott Joule, a 19t-century Inglis physicist frae Salford. It is defined as the wirk tae exert a force o ane newton through a displacement o ane metre.